fix(sb-server-monitor): resolve server monitor discovery issues

sb-server-monitor/3-service.yaml

@@ -13,7 +13,7 @@ spec:
   - name: http-metrics
     port: 9192
     protocol: TCP
-    targetPort: http-metrics
+    targetPort: 9192
   selector:
     app: sb-server-monitor-exporter
   type: ClusterIP

sb-server-monitor/4-service-monitor.yaml

@@ -9,10 +9,17 @@ metadata:
   name: sb-server-monitor-exporter-servicemonitor
   namespace: sb-server-monitor
 spec:
+  attachMetadata:
+    node: false
   endpoints:
   - interval: 5m
     path: /metrics
     port: http-metrics
+    relabelings:
+    - action: replace
+      sourceLabels:
+      - __meta_kubernetes_endpoint_node_name
+      targetLabel: node
     scheme: http
   jobLabel: jobLabel
   selector: